BCA AR-15 Complete Upper Assembly, 16” 4150 Parkerized Heavy Barrel, .450 Bushmaster, Carbine Length Gas System, 1:24 Twist w/ 15” MLOK Rail

Special Price $267.99 was $363.87
In stock
SKU
650-UA450CHB16124P.875-15MLOK3
SKU: 650-UA450CHB16124P.875-15MLOK3
  • 16” Heavy Barrel
  • 4150 Chrome Moly Vanadium
  • Parkerized Finish
  • 1:24 Twist
  • 15” MLOK Rail
  • .450 Bushmaster
  • Carbine Length Gas System
  • M4 Flat-Top Forged Upper Receiver
  • Standard Bear Creek Arsenal Bolt Carrier Group
  • Charging Handle
  • LS2 Flash Hider

This BCA AR-15 Complete Upper has a 16” barrel with a Heavy profile, made of 4150 steel with a Parkerized finish, and features a 1:24 Twist Rate, a Carbine length gas system and .875 Gas Block.
The Upper includes a 15” MLOK Rail, an M4 flat-top forged upper receiver with forward assist, a BCA Bolt Carrier Group, an LS Flash Hider, and a Charging Handle. It is chambered in .450 Bushmaster and machined with a single feed ramp in the barrel extension. This Upper ships out with three test casings.

This BCA AR-15 Complete Upper, like all BCA products, is subjected to numerous QA/QC checks which for our firearms and complete upper receiver assemblies includes test firing prior to approval and shipment. This Rifle is also backed by our Bear Den Guarantee.

Choose an upper designed by a US company and made in the USA. Choose Bear Creek Arsenal.

*Note – We strive to provide the most accurate photographs of our product. Variations may occur in the skeletonized section of the handguard you receive.

More Information
SKU 650-UA450CHB16124P.875-15MLOK3
Weight 4.8000
Length 16
Profile Heavy Barrel
Twist 1:24
Finish Parkerized
Material 4150 Chrome Moly Vanadium
Thread Pitch 5/8 x 32
Caliber .450 Bushmaster
Feed Ramp Single
Flutes N/A
Gas System Carbine
Gas Block System 0.875
Gas Hole Diameter 0.076
Charging Style Rear Charging
Color Black
Product Type Complete Upper Assembly
Magazine Capacity N/A
Platform AR-15